You might want to hold off on thinking of a portmanteau for Dish and Lightsquared. The satellite TV company has officially withdrawn its $2.2 billion bid for the ailing firms wireless spectrum, despite actively pursuing the acquisition last year. In fact, Lightsquared even filed a case against Dish chairman Charles Ergen for allegedly purchasing $1 billion of its debts (illegally, that is) in an effort to take over.